1. Practical techniques for searches on encrypted data;Song,2000
2. Public key encryption with keyword search;Boneh,2004
3. Off-line keyword guessing attacks on recent keyword search schemes over encrypted data;Byun,2006
4. Public key encryption with keyword search revisited;Baek,2008
5. Trapdoor security in a searchable public-key encryption scheme with a designated tester;Rhee;J. Syst. Softw.,2010